1399694820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{218021}}^1$

素因数の和:218140

約数の個数: 48

約数和(自身を含む): 3955791168

約数和(自身を除く): 2556096348

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 107, 214, 321, 428, 535, 642, 1070, 1284, 1605, 2140, 3210, 6420, 218021, 436042, 654063, 872084, 1090105, 1308126, 2180210, 2616252, 3270315, 4360420, 6540630, 13081260, 23328247, 46656494, 69984741, 93312988, 116641235, 139969482, 233282470, 279938964, 349923705, 466564940, 699847410, 1399694820]

約数ペア:

[(1, 1399694820), (2, 699847410), (3, 466564940), (4, 349923705), (5, 279938964), (6, 233282470), (10, 139969482), (12, 116641235), (15, 93312988), (20, 69984741), (30, 46656494), (60, 23328247), (107, 13081260), (214, 6540630), (321, 4360420), (428, 3270315), (535, 2616252), (642, 2180210), (1070, 1308126), (1284, 1090105), (1605, 872084), (2140, 654063), (3210, 436042), (6420, 218021)]